WH

William Hartmann

UN Unknown: 1 patents #29,356 of 83,584Top 40%
📍 Melbourne, NY: #22 of 25 inventorsTop 90%
Overall (All Time): #1,940,492 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
D851521 Train weigher 2019-06-18
4241932 Wheelchair steering apparatus 1980-12-30